Home / 1,321,632.38-1,982,442.08-375,004.82

Finding the Fourth Proportional to 1,321,632.38, 1,982,442.08 and 375,004.82

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Solution

The fourth proportional to 1,321,632.38, 1,982,442.08 and 375,004.82 is: 562,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,632.38 : 1,982,442.08 = 375,004.82 : x
  2. Step 2: Convert to fraction form
    1,321,632.38/1,982,442.08 = 375,004.82/x
  3. Step 3: Cross multiply
    1,321,632.38x = 1,982,442.08 × 375,004.82
  4. Step 4: Simplify right side
    1,321,632.38x = 743,425,326,396.13
  5. Step 5: Solve for x
    x = 743,425,326,396.13/1,321,632.38
  6. Step 6: Final answer
    x = 562,505.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.